Interactive lessons for teaching interdependence and adaptation, ecology, food chains and webs to top end of primary and middle secondary levels. Includes interactive lessons suitable for both the classroom, experiments or online learning. Lessons include : Polar Bears (insulating materials) Birds’ beaks - Study of Darwin and the Galapagos Penguins - Huddling experiment. Elephants ears - experiment activity Food chains and webs - interactive activity How wolves change rivers - a 2 part case study on Yellowstone Park. All lessons include worksheets/power points and an adaptable assessment/learning grid with key outcomes.